#!/usr/bin/python

# The ChartDirector for Python module is assumed to be in "../lib"
import sys, os
sys.path.insert(0, os.path.join(os.path.abspath(sys.path[0]), "..", "lib"))

from pychartdir import *

# In this example, we simply use random data for the 2 data series.
r = RanSeries(127)
data0 = r.getSeries(180, 70, -5, 5)
data1 = r.getSeries(180, 150, -15, 15)
timeStamps = r.getDateSeries(180, chartTime(2014, 3, 1), 86400)

# Create a XYChart object of size 640 x 420 pixels
c = XYChart(640, 420)

# Add a title box using grey (0x555555) 20pt Arial Bold font
c.addTitle("   Plasma Stabilizer Energy Usage", "Arial Bold", 20, 0x555555)

# Set the plotarea at (70, 70) and of size 540 x 320 pixels, with transparent background and border
# and light grey (0xcccccc) horizontal grid lines
c.setPlotArea(70, 70, 540, 320, -1, -1, Transparent, 0xcccccc)

# Add a legend box with horizontal layout above the plot area at (70, 32). Use 12pt Arial Bold dark
# grey (0x555555) font, transparent background and border, and line style legend icon.
b = c.addLegend(70, 32, 0, "Arial Bold", 12)
b.setFontColor(0x555555)
b.setBackground(Transparent, Transparent)
b.setLineStyleKey()

# Set axis label font to 12pt Arial
c.xAxis().setLabelStyle("Arial", 12)
c.yAxis().setLabelStyle("Arial", 12)

# Set the x and y axis stems to transparent, and the x-axis tick color to grey (0xaaaaaa)
c.xAxis().setColors(Transparent, TextColor, TextColor, 0xaaaaaa)
c.yAxis().setColors(Transparent)

# Set the major/minor tick lengths for the x-axis to 10 and 0.
c.xAxis().setTickLength(10, 0)

# For the automatic axis labels, set the minimum spacing to 80/40 pixels for the x/y axis.
c.xAxis().setTickDensity(80)
c.yAxis().setTickDensity(40)

# Use "mm/yyyy" as the x-axis label format for the first plotted month of a year, and "mm" for other
# months
c.xAxis().setMultiFormat(StartOfYearFilter(), "{value|mm/yyyy} ", StartOfMonthFilter(), "{value|mm}"
    )

# Add a title to the y axis using dark grey (0x555555) 12pt Arial Bold font
c.yAxis().setTitle("Energy (kWh)", "Arial Bold", 14, 0x555555)

# Add a line layer with 2-pixel line width
layer0 = c.addLineLayer(data0, 0xcc0000, "Power Usage")
layer0.setXData(timeStamps)
layer0.setLineWidth(2)

# Add an area layer using semi-transparent blue (0x7f0044cc) as the fill color
layer1 = c.addAreaLayer(data1, 0x7f0044cc, "Effective Load")
layer1.setXData(timeStamps)
layer1.setBorderColor(SameAsMainColor)

# Output the chart
c.makeChart("arealine.png")

